linux-kernel - Re: [PATCH v2] 9p/net: fix improper handling of bogus negative read/write replies

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Message-ID: <Z9dEytS7GXL87OVP@codewreck.org>
Date: Mon, 17 Mar 2025 06:38:18 +0900
From: Dominique Martinet <asmadeus@...ewreck.org>
To: Eric Van Hensbergen <ericvh@...nel.org>,
	Latchesar Ionkov <lucho@...kov.net>,
	Christian Schoenebeck <linux_oss@...debyte.com>
Cc: v9fs@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Robert Morris <rtm@....edu>
Subject: Re: [PATCH v2] 9p/net: fix improper handling of bogus negative
 read/write replies

Dominique Martinet wrote on Mon, Mar 17, 2025 at 06:32:56AM +0900:
> @@ -1633,7 +1634,7 @@ p9_client_write(struct p9_fid *fid, u64 offset, struct iov_iter *from, int *err)
>  		if (count < rsize)
>  			rsize = count;
>  
> -		p9_debug(P9_DEBUG_9P, ">>> TWRITE fid %d offset %llu count %d (/%d)\n",
> +		p9_debug(P9_DEBUG_9P, ">>> TWRITE fid %d offset %llu count %zu (/%zu)\n",
>  			 fid->fid, offset, rsize, count);

I obviously ran make W=1 after sending this and noticed I forgot to
update the format fields, let's pretend this was %u for rsize (same
below)
-- 
Dominique